Meaning: Gratitude, first son

Gender: Male

Pronunciation: On-Ta-Ro

Language origin of Ontaro: Japanese

Regional origin of Ontaro: East Asia

Languages Ontaro is most common: Japanese

Religions Ontaro is most common: Shinto, Buddhism

First letter and sound: O, O

Last letter and sound: O, ro

Alternative Spelling: Ontano, Ontako, Ontazo